220681804

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 448430080

約数和(自身を除く): 227748276

約数列:

[1, 2, 4, 7, 14, 28, 127, 229, 254, 271, 458, 508, 542, 889, 916, 1084, 1603, 1778, 1897, 3206, 3556, 3794, 6412, 7588, 29083, 34417, 58166, 62059, 68834, 116332, 124118, 137668, 203581, 240919, 248236, 407162, 434413, 481838, 814324, 868826, 963676, 1737652, 7881493, 15762986, 31525972, 55170451, 110340902, 220681804]

約数ペア:

[(1, 220681804), (2, 110340902), (4, 55170451), (7, 31525972), (14, 15762986), (28, 7881493), (127, 1737652), (229, 963676), (254, 868826), (271, 814324), (458, 481838), (508, 434413), (542, 407162), (889, 248236), (916, 240919), (1084, 203581), (1603, 137668), (1778, 124118), (1897, 116332), (3206, 68834), (3556, 62059), (3794, 58166), (6412, 34417), (7588, 29083)]